private void button4_Click(object sender, EventArgs e) { TipoDeServicio obj = new TipoDeServicio(); obj.Show(); this.Hide(); }
private void button1_Click(object sender, EventArgs e) { MySqlConnection conectar = new MySqlConnection("Server=localhost;database=lavanderia;uid=root;pwd=;"); conectar.Open(); MySqlCommand codigo = new MySqlCommand(); MySqlConnection conectanos = new MySqlConnection(); codigo.Connection = conectar; codigo.CommandText = ("select *from usuarios where Nombre = '" + textBox1.Text + "'and Contraseña = '" + textBox2.Text + "' "); MySqlDataReader leer = codigo.ExecuteReader(); if (leer.Read()) { TipoDeServicio objeto = new TipoDeServicio(); objeto.Show(); this.Hide(); } else { MessageBox.Show("Usuario o contraseña INCORRECTA"); } conectar.Close(); }